// problem med vaccplan atm
public async Task GetVaccinePlanViewAsync(int selectedBarnId)
{
ObservableCollection <VaccinePlanView> listen = await PersistencyService.GetVaccinePlanViewAsync(selectedBarnId);
this.VaccinePlanViewCollection.Clear();
foreach (var item in listen)
{
this.VaccinePlanViewCollection.Add(item);
}
}